After clarifying the relationship between Return-On-Investment (ROI) and the possibility of default, the research sets a minimum level of this ratio, which can generally be assigned to an efficient and healthy firm. From this step we start to comprehend which are the economic and financial...

After rated as "excellent firms" which in 2010 showed good profitability and a solid financial balance, this essay aims to explore the possibility that a rating model already focused on bankruptcy prediction may also be a valuable tool for the selection of firms that after three years could turn...